S3, safety boots, durable textile, black Resilient PU / PU outsole, black / blue (colour code: 1022) or black / grey (colour code: 1012), fibreglass toe cap, puncture-resistant textile midsole, metal-free, high-quality COMFORT STEP insole, ergonomically shaped, modern design, best possible slip resistance (SR), width 11, well-padded shaft for best possible support and comfort, heel lining for easy donning and doffing, and heel reinforcement made of robust microfibre, additional scuff cap, DGUV Rule 112-191-certified, ESD-capable Type Item Version Safety boots Colour designation black / blue Gender Unisex Size (D) 45.0 Main colour black Sole material Polyurethane (PU) Secondary colour blue Safety level S3 Closure system Lacing